Forensics Source 1184427 Flex-Cuf Black RestraintsThe Flex-Cuf Restraints in black are constructed of nylon for dimensional stability and flexibility. These restraints were designed to be a quick, temporary alternative to handcuffs. The unique Strength Barb System contained within the Flex-Cuf head makes them virtually pick-proof. Additionally, they feature a smooth inside surface, combined with rounded edges that help to minimize the chance of abrasion or tissue damage.Product Features: Color: Black Pack Size: 10 Packs of 100 Stockable: N Specifications: Constructed of nylon for dimensional stability and flexibility Strength Barb System makes them virtually pick-proof Smooth inside surface and rounded edges minimize chance of abrasion or tissue damage Learn MoreFor more information, please visit the Wikipedia page for handcuffs.For more information on the material used, please visit the Wikipedia page for nylon.